222120110220222 has 16 divisors (see below), whose sum is σ = 446566085471232. Its totient is φ = 73652392568280.

The previous prime is 222120110220199. The next prime is 222120110220223. The reversal of 222120110220222 is 222022011021222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222120110220223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96911041708 + ... + 96911043999.

It is an arithmetic number, because the mean of its divisors is an integer number (27910380341952).

Almost surely, 2^{222120110220222} is an apocalyptic number.

222120110220222 is an abundant number, since it is smaller than the sum of its proper divisors (224445975251010).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222120110220222 is a wasteful number, since it uses less digits than its factorization.

222120110220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193822085903.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 222120110220222 its reverse (222022011021222), we get a palindrome (444142121241444).

The spelling of 222120110220222 in words is "two hundred twenty-two trillion, one hundred twenty billion, one hundred ten million, two hundred twenty thousand, two hundred twenty-two".